Exam 6: Telecommunications and Networks

In telecommunications networks, twisted-pair wire:

An internetworking unit that connects networks based on different protocols is a _______________.

Packet Switching involves dividing a message into multiple packets which are transmitted over a network to the receiver.

The first part of an Internet address identifies the network on which the host resides, while the second part identifies the particular __________ on the given network.

Which of the following best describes a local area network?

In a telecommunications network, a hub is a communications processor that:

ATM (asynchronous transfer mode) is an emerging high-capacity __________ switching technology.

The Open System Interconnection (OSI) model was officially adapted as an international standard by the International Organization of Standards (ISO).

Telecommunications networks now play vital and pervasive roles in Web-enabled _______________.

Most of the institutions and commercial partners on the Internet2 network are connected via _______________, a network backbone that will soon support throughput of 10 Gbps.

All of the following statements about the Internet revolution are true except:

VoIP works by digitizing a voice signal, chopping it into __________, and then sending them over a company's computer network or the Internet, much like data or email.

The comparative _______________ of publishing and accessing multimedia business information internally via intranet websites has been one of the primary reasons for the explosive growth in the use of intranets in business.

Output from analog devices must be converted into digital form in order to input it into a computer.

Which of the following best describes how star, ring, and bus networks differ?

The _______________ layer in an OSI model provides communications services for end users.

Web browser technology makes customer and supplier access of intranet resources a lot easier and faster than with previous business methods.

Each IP address is divided into three address classes, which are A, B, and C. Class C addresses are normally owned by large Internet service providers or major corporations. Class A addresses are normally owned by large Internet service providers or major corporations.

Communications channels such as microwave, fiber optics, or satellite transmission that provide high-speed transmission rates typically use _______________ channels.

The Internet, as originally conceived in the late 1960's was a _______________ system.